Noticed a typo in the quiz. 1110 is not 30 in binary; 11110 is. Regards, Craig On Aug 10, 2007, at 8:53 AM, Ruby Quiz wrote: > That new value comes from the bottom row. This row is generated by > taking the > rule number, 30 in this case, in binary form. 1110 is 30 in > binary, so we just > pad the right side with zeros and we have our table.